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Cheap flights from Massachusetts to Belfast from £396

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/6. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BHD
3 Apr — 10 Apr1
1 adult

Cheap flight deals from Massachusetts to Belfast

Keep the following information in mind while searching for Massachusetts to Belfast flight deals. Data was last updated 29 March 2025.

Round-trip from

£411

One-way from

£396

Popular in

July

Cheapest in

February

Average price

£505
6/5-12/5
  • 6/5-12/5
  • 4 total stops
  • 46h 10m total
  • Massachusetts to Belfast
Search Deals
Aer Lingus
  • Aer Lingus
  • 30/6
  • 2 total stops
  • 14h 00m total
  • Massachusetts to Belfast
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£84 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from Massachusetts to Belfast

Cheapest flights from Massachusetts to Belfast
Explore the most affordable flight options available from Massachusetts to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 March 2025.

Tue 6/519:15BOS - BFS
2 stops21h 15mMultiple Airlines
Mon 12/521:55BFS - BOS
2 stops24h 55mMultiple Airlines
Deal found 28/3£411
Mon 28/407:25BOS - BHD
1 stop20h 25mMultiple Airlines
Mon 12/507:05BHD - BOS
2 stops21h 42mMultiple Airlines
Deal found 28/3£494
Tue 29/419:40BOS - BHD
1 stop9h 55mBritish Airways
Wed 7/516:05BHD - BOS
1 stop11h 25mBritish Airways
Deal found 28/3£496
Mon 28/420:00BOS - BHD
2 stops20h 15mDelta
Mon 12/506:30BHD - BOS
1 stop14h 55mDelta
Deal found 28/3£537
Mon 8/920:10BOS - BHD
1 stop11h 45mAmerican Airlines
Tue 16/913:40BHD - BOS
2 stops15h 35mAmerican Airlines
Deal found 28/3£545

Cheapflights Fare Finder

Customise your flight search to find flights from Massachusetts to Belfast that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 29 March 2025.
Use the filters below to find and compare flights from Massachusetts to Belfast that are best for you.

Fly from

Massachusetts

Fly to

Belfast

Route

Depart

Return

Price

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

Tue 6/5

19:15-21:30

2 stops21h 15m

Belfast Intl

Mon 12/5

21:55-17:50

2 stops24h 55m

£411

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 28/4

07:25-08:50

1 stop20h 25m

Belfast City

Mon 12/5

07:05-23:47

2 stops21h 42m

£494

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Tue 29/4

19:40-10:35

1 stop9h 55m

Belfast City

Wed 7/5

16:05-22:30

1 stop11h 25m

£496

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 28/4

20:00-21:15

2 stops20h 15m

Belfast City

Mon 12/5

06:30-16:25

1 stop14h 55m

£537

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 8/9

20:10-12:55

1 stop11h 45m

Belfast City

Tue 16/9

13:40-00:15

2 stops15h 35m

£545

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 30/6

21:25-16:25

2 stops14h 00m

£396

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sat 31/5

21:55-15:05

1 stop12h 10m

£459

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

Thu 17/4

19:32-22:50

3 stops22h 18m

£556

Flights are sorted by cheapest return flights first.

Deals found on 28/3

Best time to book a flight from Massachusetts to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from Massachusetts with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Massachusetts to Belfast

What is the cheapest month to book a flight from Massachusetts to Belfast?

Currently, January is the cheapest month in which you can book a flight from Massachusetts to Belfast (average of £67). Flying from Massachusetts to Belfast in July is currently the most expensive (average of £90). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Belfast by month

Plan your trip to Belfast by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Belfast ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Belfast when rainfall is around 50.0 mm.

Temperature in Belfast by month

Plan your trip to Belfast by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Belfast, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Belfast

Get insights into the airlines that provide service to Belfast. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Belfast. Reviews last updated 29 March 2025.
Delta
8.0
Very Good
7,895 reviews
Check prices

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very Good
7,895 reviews
Delta
8.0
Very Good
7,895 reviews
Check prices

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very Good
7,895 reviews
Check prices

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Aer Lingus
7.0
Good
1,062 reviews
Delta
8.0
Very Good
7,895 reviews
Check prices

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
British Airways
6.6
Okay
6,713 reviews
Delta
8.0
Very Good
7,895 reviews
Check prices

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Massachusetts to Belfast. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the most popular routes from Massachusetts to Belfast?

    The most popular flight routes from Massachusetts to Belfast are Boston Logan Intl - Belfast Intl, Boston Logan Intl - Belfast City and Hartford Bradley Intl - Belfast City.

  • Can I find deals for flights from Massachusetts to Belfast that include hotel bookings?

    Yes. In addition to deals on Massachusetts to Belfast flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Massachusetts to Belfast?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Massachusetts to Belfast.

  • Can I find deals for business class flights from Massachusetts to Belfast?

    Yes. Cheapflights offers flight deals from Massachusetts to Belfast by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Massachusetts to Belfast?

    Currently, January is the cheapest month in which you can book a flight from Massachusetts to Belfast (average of £67). Flying from Massachusetts to Belfast in July is currently the most expensive (average of £90). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Massachusetts to Belfast

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Fly with Cheapflights

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How does Cheapflights help users find flights from Massachusetts to Belfast?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Massachusetts to Belfast. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Massachusetts to Belfast?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Belfast from Massachusetts.

Can Cheapflights find flights from Massachusetts to Belfast with no change fees?

Need flexible booking options for your flight to Belfast from Massachusetts? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Massachusetts to Belfast become cheaper?

Yes, Cheapflights offers price alerts on Massachusetts to Belfast flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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